Tray



FIG. 1 is a front elevation of a tray showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation thereof;

FIG. 5 is a right side elevation thereof;

FIG. 6 is a rear side elevation thereof; and

FIG. 7 is a top plan view thereof; in open position. 

The ornamental design for a tray, as shown and described. 